The present invention relates to N-phenyl-(piperazinyl or homopiperazinyl)-benzenesulfonamide or benzenesulfonyl-phenyl-(piperazine or homopiperazine) compounds, pharmaceutical compositions containing them, and their use in therapy. The compounds possess valuable therapeutic properties and are particularly suitable for treating diseases that respond to modulation of the serotonin 5-HT
6
receptor.
wherein
X is a bond or a group N—R
4
;
R
1
is hydrogen or methyl;
R
2
is hydrogen or methyl;
R
3
is hydrogen, C
1
-C
3
alkyl, fluorine, C
1
-C
2
alkoxy or fluorinated C
1
-C
2
alkoxy;
R
4
is hydrogen, C
1
-C
4
alkyl, C
3
-C
4
cycloalkyl, or C
3
-C
4
cycloalkyl-CH
2
—;
R
5
is hydrogen, fluorine, chlorine, C
1
-C
2
alkyl, fluorinated C
1
-C
2
alkyl, C
1
-C
2
alkoxy or fluorinated C
1
-C
2
alkoxy;
R
6
is hydrogen, fluorine or chlorine; and
n is 1 or 2.
本发明涉及N-苯基-(
哌嗪基或同源
哌嗪基)-苯磺酰胺或苯磺酰基苯基-(
哌嗪或同源
哌嗪)化合物、含有它们的制药组合物以及它们在治疗中的应用。该化合物具有有价值的治疗特性,特别适用于治疗对5-羟
色胺5-HT6受体调节有反应的疾病。其中,X是键或N-R4基团;R1是氢或甲基;R2是氢或甲基;R3是氢、C1-C3烷基、
氟、C1-C2烷氧基或
氟代C1-C2烷氧基;R4是氢、C1-C4烷基、C3-C4环烷基或C3-C4环烷基-
CH2-;R5是氢、
氟、
氯、C1-C2烷基、
氟代C1-C2烷基、C1-C2烷氧基或
氟代C1-C2烷氧基;R6是氢、
氟或
氯;n为1或2。